52 lines
1.7 KiB
C++
52 lines
1.7 KiB
C++
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// Copyright 2017 Peter Dimov.
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//
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// Distributed under the Boost Software License, Version 1.0.
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//
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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#include <boost/mp11/detail/config.hpp>
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#if BOOST_MP11_MSVC
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# pragma warning( disable: 4503 ) // decorated name length exceeded
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#endif
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#include <boost/mp11/function.hpp>
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#include <boost/mp11/algorithm.hpp>
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#include <boost/mp11/list.hpp>
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#include <boost/core/lightweight_test_trait.hpp>
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#include <type_traits>
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int main()
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{
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using boost::mp11::mp_same;
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using boost::mp11::mp_true;
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using boost::mp11::mp_false;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<>, mp_true>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void>, mp_true>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void, void>, mp_true>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void, void, void>, mp_true>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void, void, void, void>, mp_true>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void, void, void, void, void>, mp_true>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void, int>, mp_false>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void, void, int>, mp_false>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void, void, void, int>, mp_false>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_same<void, void, void, void, int>, mp_false>));
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using boost::mp11::mp_repeat_c;
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using boost::mp11::mp_list;
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using boost::mp11::mp_apply;
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int const N = 1024;
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using L = mp_repeat_c<mp_list<void>, N>;
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using R = mp_apply<mp_same, L>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<R, mp_true>));
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return boost::report_errors();
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}
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